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      <title>Class NumericUtil | HiAPI-C# 2025 </title>
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        <article data-uid="Hi.Numerical.NumericUtil">



  <h1 id="Hi_Numerical_NumericUtil" data-uid="Hi.Numerical.NumericUtil" class="text-break">
Class NumericUtil  
  </h1>

  <div class="facts text-secondary">
    <dl><dt>Namespace</dt><dd><a class="xref" href="Hi.html">Hi</a>.<a class="xref" href="Hi.Numerical.html">Numerical</a></dd></dl>
  <dl><dt>Assembly</dt><dd>HiGeom.dll</dd></dl>
  </div>

  <div class="markdown summary"><p>Utility class for numeric operations and unit conversions.</p>
</div>
  <div class="markdown conceptual"></div>

  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static class NumericUtil</code></pre>
  </div>




  <dl class="typelist inheritance">
    <dt>Inheritance</dt>
    <dd>
      <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></div>
      <div><span class="xref">NumericUtil</span></div>
    </dd>
  </dl>



  <dl class="typelist inheritedMembers">
    <dt>Inherited Members</dt>
    <dd>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object)">object.Equals(object)</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object-system-object)">object.Equals(object, object)</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gethashcode">object.GetHashCode()</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gettype">object.GetType()</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.memberwiseclone">object.MemberwiseClone()</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.referenceequals">object.ReferenceEquals(object, object)</a>
    </div>
    <div>
      <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.tostring">object.ToString()</a>
    </div>
  </dd></dl>






  <h2 class="section" id="methods">Methods
</h2>


  <a id="Hi_Numerical_NumericUtil_GetFeedrate_mmdmin_" data-uid="Hi.Numerical.NumericUtil.GetFeedrate_mmdmin*"></a>

  <h3 id="Hi_Numerical_NumericUtil_GetFeedrate_mmdmin_Hi_Numerical_IGetFeedrate_" data-uid="Hi.Numerical.NumericUtil.GetFeedrate_mmdmin(Hi.Numerical.IGetFeedrate)">
  GetFeedrate_mmdmin(IGetFeedrate)
  
  </h3>

  <div class="markdown level1 summary"><p>Gets the feedrate in millimeters per minute.</p>
</div>
  <div class="markdown level1 conceptual"></div>

  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static double GetFeedrate_mmdmin(this IGetFeedrate src)</code></pre>
  </div>

  <h4 class="section">Parameters</h4>
  <dl class="parameters">
    <dt><code>src</code> <a class="xref" href="Hi.Numerical.IGetFeedrate.html">IGetFeedrate</a></dt>
    <dd><p>The feedrate source</p>
</dd>
  </dl>

  <h4 class="section">Returns</h4>
  <dl class="parameters">
    <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a></dt>
    <dd><p>Feedrate in mm/min</p>
</dd>
  </dl>











  <a id="Hi_Numerical_NumericUtil_GetSpindleCyclePeriod_" data-uid="Hi.Numerical.NumericUtil.GetSpindleCyclePeriod*"></a>

  <h3 id="Hi_Numerical_NumericUtil_GetSpindleCyclePeriod_Hi_Numerical_IGetSpindleSpeed_" data-uid="Hi.Numerical.NumericUtil.GetSpindleCyclePeriod(Hi.Numerical.IGetSpindleSpeed)">
  GetSpindleCyclePeriod(IGetSpindleSpeed)
  
  </h3>

  <div class="markdown level1 summary"><p>Gets the spindle cycle period as a TimeSpan.</p>
</div>
  <div class="markdown level1 conceptual"></div>

  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static TimeSpan GetSpindleCyclePeriod(this IGetSpindleSpeed src)</code></pre>
  </div>

  <h4 class="section">Parameters</h4>
  <dl class="parameters">
    <dt><code>src</code> <a class="xref" href="Hi.Numerical.IGetSpindleSpeed.html">IGetSpindleSpeed</a></dt>
    <dd><p>The spindle speed source</p>
</dd>
  </dl>

  <h4 class="section">Returns</h4>
  <dl class="parameters">
    <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.timespan">TimeSpan</a></dt>
    <dd><p>Cycle period as a TimeSpan</p>
</dd>
  </dl>











  <a id="Hi_Numerical_NumericUtil_GetSpindleCyclePeriod_s_" data-uid="Hi.Numerical.NumericUtil.GetSpindleCyclePeriod_s*"></a>

  <h3 id="Hi_Numerical_NumericUtil_GetSpindleCyclePeriod_s_Hi_Numerical_IGetSpindleSpeed_" data-uid="Hi.Numerical.NumericUtil.GetSpindleCyclePeriod_s(Hi.Numerical.IGetSpindleSpeed)">
  GetSpindleCyclePeriod_s(IGetSpindleSpeed)
  
  </h3>

  <div class="markdown level1 summary"><p>Gets the spindle cycle period in seconds.</p>
</div>
  <div class="markdown level1 conceptual"></div>

  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static double GetSpindleCyclePeriod_s(this IGetSpindleSpeed src)</code></pre>
  </div>

  <h4 class="section">Parameters</h4>
  <dl class="parameters">
    <dt><code>src</code> <a class="xref" href="Hi.Numerical.IGetSpindleSpeed.html">IGetSpindleSpeed</a></dt>
    <dd><p>The spindle speed source</p>
</dd>
  </dl>

  <h4 class="section">Returns</h4>
  <dl class="parameters">
    <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a></dt>
    <dd><p>Cycle period in seconds</p>
</dd>
  </dl>











  <a id="Hi_Numerical_NumericUtil_GetSpindleSpeed_rpm_" data-uid="Hi.Numerical.NumericUtil.GetSpindleSpeed_rpm*"></a>

  <h3 id="Hi_Numerical_NumericUtil_GetSpindleSpeed_rpm_Hi_Numerical_IGetSpindleSpeed_" data-uid="Hi.Numerical.NumericUtil.GetSpindleSpeed_rpm(Hi.Numerical.IGetSpindleSpeed)">
  GetSpindleSpeed_rpm(IGetSpindleSpeed)
  
  </h3>

  <div class="markdown level1 summary"><p>Gets the spindle speed in revolutions per minute.</p>
</div>
  <div class="markdown level1 conceptual"></div>

  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static double GetSpindleSpeed_rpm(this IGetSpindleSpeed src)</code></pre>
  </div>

  <h4 class="section">Parameters</h4>
  <dl class="parameters">
    <dt><code>src</code> <a class="xref" href="Hi.Numerical.IGetSpindleSpeed.html">IGetSpindleSpeed</a></dt>
    <dd><p>The spindle speed source</p>
</dd>
  </dl>

  <h4 class="section">Returns</h4>
  <dl class="parameters">
    <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a></dt>
    <dd><p>Spindle speed in rpm</p>
</dd>
  </dl>











  <a id="Hi_Numerical_NumericUtil_IsRotating_" data-uid="Hi.Numerical.NumericUtil.IsRotating*"></a>

  <h3 id="Hi_Numerical_NumericUtil_IsRotating_Hi_Numerical_SpindleDirection_" data-uid="Hi.Numerical.NumericUtil.IsRotating(Hi.Numerical.SpindleDirection)">
  IsRotating(SpindleDirection)
  
  </h3>

  <div class="markdown level1 summary"><p>Determines whether the spindle is rotating (either clockwise or counter-clockwise).</p>
</div>
  <div class="markdown level1 conceptual"></div>

  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static bool IsRotating(this SpindleDirection spindleDirection)</code></pre>
  </div>

  <h4 class="section">Parameters</h4>
  <dl class="parameters">
    <dt><code>spindleDirection</code> <a class="xref" href="Hi.Numerical.SpindleDirection.html">SpindleDirection</a></dt>
    <dd><p>The spindle direction to check</p>
</dd>
  </dl>

  <h4 class="section">Returns</h4>
  <dl class="parameters">
    <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></dt>
    <dd><p>True if the spindle is rotating; otherwise, false</p>
</dd>
  </dl>











  <a id="Hi_Numerical_NumericUtil_SetFeedrate_mmdmin_" data-uid="Hi.Numerical.NumericUtil.SetFeedrate_mmdmin*"></a>

  <h3 id="Hi_Numerical_NumericUtil_SetFeedrate_mmdmin_Hi_Numerical_ISetFeedrate_System_Double_" data-uid="Hi.Numerical.NumericUtil.SetFeedrate_mmdmin(Hi.Numerical.ISetFeedrate,System.Double)">
  SetFeedrate_mmdmin(ISetFeedrate, double)
  
  </h3>

  <div class="markdown level1 summary"><p>Sets the feedrate in millimeters per minute.</p>
</div>
  <div class="markdown level1 conceptual"></div>

  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static void SetFeedrate_mmdmin(this ISetFeedrate src, double feedrate_mmdmin)</code></pre>
  </div>

  <h4 class="section">Parameters</h4>
  <dl class="parameters">
    <dt><code>src</code> <a class="xref" href="Hi.Numerical.ISetFeedrate.html">ISetFeedrate</a></dt>
    <dd><p>The feedrate target</p>
</dd>
    <dt><code>feedrate_mmdmin</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a></dt>
    <dd><p>Feedrate value in mm/min</p>
</dd>
  </dl>












  <a id="Hi_Numerical_NumericUtil_SetSpindleSpeed_rpm_" data-uid="Hi.Numerical.NumericUtil.SetSpindleSpeed_rpm*"></a>

  <h3 id="Hi_Numerical_NumericUtil_SetSpindleSpeed_rpm_Hi_Numerical_ISetSpindleSpeed_System_Double_" data-uid="Hi.Numerical.NumericUtil.SetSpindleSpeed_rpm(Hi.Numerical.ISetSpindleSpeed,System.Double)">
  SetSpindleSpeed_rpm(ISetSpindleSpeed, double)
  
  </h3>

  <div class="markdown level1 summary"><p>Sets the spindle speed in revolutions per minute.</p>
</div>
  <div class="markdown level1 conceptual"></div>

  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static void SetSpindleSpeed_rpm(this ISetSpindleSpeed src, double spindleSpeed_rpm)</code></pre>
  </div>

  <h4 class="section">Parameters</h4>
  <dl class="parameters">
    <dt><code>src</code> <a class="xref" href="Hi.Numerical.ISetSpindleSpeed.html">ISetSpindleSpeed</a></dt>
    <dd><p>The spindle speed target</p>
</dd>
    <dt><code>spindleSpeed_rpm</code> <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a></dt>
    <dd><p>Spindle speed value in rpm</p>
</dd>
  </dl>













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